Home / 133,042.90-199,521.15-44,281.30

Finding the Fourth Proportional to 133,042.90, 199,521.15 and 44,281.30

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Solution

The fourth proportional to 133,042.90, 199,521.15 and 44,281.30 is: 66,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,042.90 : 199,521.15 = 44,281.30 : x
  2. Step 2: Convert to fraction form
    133,042.90/199,521.15 = 44,281.30/x
  3. Step 3: Cross multiply
    133,042.90x = 199,521.15 × 44,281.30
  4. Step 4: Simplify right side
    133,042.90x = 8,835,055,899.50
  5. Step 5: Solve for x
    x = 8,835,055,899.50/133,042.90
  6. Step 6: Final answer
    x = 66,407.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.